A2Acollection via https://opendata.archieven.nl/dataset/4724B443427942DFA4BAFA8498688BB5
NNA Obdam 65, notaris Arnold Joseph Cornelis Daamen, 1891 jan-mei
Westfries Archief, Hoorn, NNA Obdam 65, notaris Arnold Joseph Cornelis Daamen, 1891 jan-mei, NNA Obdam 65, notaris Arnold Joseph Cornelis Daamen, 1891 jan-mei, 65